Re: How to detect overcurrent event from userland

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Am Freitag, 26. Februar 2010 10:44:08 schrieb Juergen Beisert:
> > But what events will you want to report?  Lots of things can happen to a hub
> > besides overcurrents.
> 
> I think there are some interesting states a user can only discover by taking a 
> look into the kernel logs. There is no additional help possible, because also 
> applications can't detect these states:
> 
> - something is plugged into a port (= in use)
> - enumeration of the plugged device failed
> - overcurrent detected
> - orphaned device plugged in (no driver found)

We already export driver binding. The kernel really doesn't know about
the final result of the binding process. Only udev knows what happened
to a hotplug event.

	Regards
		Oliver
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